AS721
AS721 (Alaska Airlines) is a multi-stop service on 6 routes, busiest Portland to San Diego. Of 256 departures recorded from October 2024 to July 2026, 77.7% left on time, according to the US BTS.
- On-time departures77.7%of 256 flights
- Average delay7.1 min
- July 20262▼ 93.3%vs July 2025
- Cancelled2.0%
- Legs flown under this number6
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods15 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 5 | 29 | ▲ 480.0% |
| February | – | 21 | – |
| March | – | 20 | – |
| April | – | 20 | – |
| May | 1 | 3 | ▲ 200.0% |
| June | 19 | 1 | ▼ 94.7% |
| July | 30 | 2 | ▼ 93.3% |
| August | 19 | – | – |
| September | – | – | – |
| October | 4 | – | in progress |
| November | 23 | – | – |
| December | 20 | – | – |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods15 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 60.0% | 89.7% | ▲ 49.4% |
| February | – | 85.7% | – |
| March | – | 75.0% | – |
| April | – | 80.0% | – |
| May | 100.0% | 100.0% | 0.0% |
| June | 79.0% | 100.0% | ▲ 26.7% |
| July | 57.1% | 100.0% | ▲ 75.0% |
| August | 77.8% | – | – |
| September | – | – | – |
| October | 100.0% | – | in progress |
| November | 78.3% | – | – |
| December | 60.0% | – | – |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods15 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | – | 0 | – |
| March | – | 0 | – |
| April | – | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 2 | 0 | ▼ 100.0% |
| August | 1 | – | – |
| September | – | – | – |
| October | 1 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · October 2024 → July 2026
This is a historical record of departures already flown, not a forecast for your flight.
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 98.0% 251
- Cancelled 2.0% 5
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 26, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| PDX SAN Portland International Airport – San Diego International Airport | 1,503 | 7.9 min | 77.4% | 107 |
| FAT SEA Fresno Yosemite International Airport – Seattle–Tacoma International Airport | 1,206 | 14.8 min | 69.2% | 68 |
| LAS PDX Harry Reid International Airport – Portland International Airport | 1,227 | -1.0 min | 81.4% | 44 |
| PDX RNO Portland International Airport – Reno Tahoe International Airport | 716 | 0.7 min | 88.6% | 35 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 15 | 14 | 78.6% | 1 |
| November 2024 | 9 | 9 | 100.0% | 0 |
| December 2024 | 15 | 15 | 80.0% | 0 |
| January 2025 | 5 | 5 | 60.0% | 0 |
| May 2025 | 1 | 1 | 100.0% | 0 |
| June 2025 | 19 | 19 | 79.0% | 0 |
| July 2025 | 30 | 28 | 57.1% | 2 |
| August 2025 | 19 | 18 | 77.8% | 1 |
| October 2025 | 4 | 3 | 100.0% | 1 |
| November 2025 | 23 | 23 | 78.3% | 0 |
| December 2025 | 20 | 20 | 60.0% | 0 |
| January 2026 | 29 | 29 | 89.7% | 0 |
| February 2026 | 21 | 21 | 85.7% | 0 |
| March 2026 | 20 | 20 | 75.0% | 0 |
| April 2026 | 20 | 20 | 80.0% | 0 |
| May 2026 | 3 | 3 | 100.0% | 0 |
| June 2026 | 1 | 1 | 100.0% | 0 |
| July 2026 | 2 | 2 | 100.0% | 0 |